\documentclass[twocolumn]{ctexart}
\usepackage{geometry}
\usepackage{enumerate}
\usepackage{graphicx}
\geometry{a4paper,left=2cm,right=2cm,top=2cm,bottom=2cm}
\CTEXsetup[format={\Large\bfseries}]{section}
\renewcommand{\thesection}{\arabic{section}.}
\title{Chromium浏览器安全体系结构}
\author{Adam Barth, Collin Jackson, Charles Reis, Google Chrome Team}

\bibliographystyle{plain}

\begin{document}
\maketitle
%\tableofcontents

\input{./Chapter/Abstract} 
\input{./Chapter/1.Introduction}
\input{./Chapter/2.ThreatModel}
\input{./Chapter/3.ChromiumArchitecture}
% \input{./Chapter/4.TheSandBox}
% \input{./Chapter/5.TheBowserKernelInterFace}
% \input{./Chapter/6.SecurityEvaluation}
% \input{./Chapter/7.RelatedWork}
% \input{./Chapter/8.Conclusions}
% \input{./Chapter/9.References}

\bibliography{math}
\end{document}